1312476236 has 12 divisors (see below), whose sum is σ = 2322641160. Its totient is φ = 648864480.

The previous prime is 1312476227. The next prime is 1312476257. The reversal of 1312476236 is 6326742131.

It is a junction number, because it is equal to n+sod(n) for n = 1312476196 and 1312476205.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1843010 + ... + 1843721.

It is an arithmetic number, because the mean of its divisors is an integer number (193553430).

Almost surely, 2^1312476236 is an apocalyptic number.

It is an amenable number.

1312476236 is a deficient number, since it is larger than the sum of its proper divisors (1010164924).

1312476236 is a wasteful number, since it uses less digits than its factorization.

1312476236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3686824 (or 3686822 counting only the distinct ones).

The product of its digits is 36288, while the sum is 35.

The square root of 1312476236 is about 36228.1138896300. The cubic root of 1312476236 is about 1094.8731770024.

The spelling of 1312476236 in words is "one billion, three hundred twelve million, four hundred seventy-six thousand, two hundred thirty-six".